Number of nX4 0..1 arrays avoiding 0 1 0 horizontally and 0 1 1 vertically.
A206996
Number of nX4 0..1 arrays avoiding 0 1 0 horizontally and 0 1 1 vertically.
Terms
- a(0) =12a(1) =144a(2) =1011a(3) =6612a(4) =38144a(5) =211471a(6) =1124120a(7) =5856490a(8) =29993573a(9) =152063662a(10) =764940884a(11) =3828258995a(12) =19086321346a(13) =94907855054a(14) =471032090907
External references
- oeis: A206996